342255551 has 8 divisors (see below), whose sum is σ = 381314304. Its totient is φ = 304520920.

The previous prime is 342255517. The next prime is 342255553. The reversal of 342255551 is 155552243.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 342255551 - 2¹⁴ = 342239167 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342255553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 330485 + ... + 331518.

It is an arithmetic number, because the mean of its divisors is an integer number (47664288).

Almost surely, 2^342255551 is an apocalyptic number.

342255551 is a deficient number, since it is larger than the sum of its proper divisors (39058753).

342255551 is a wasteful number, since it uses less digits than its factorization.

342255551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 662061.

The product of its digits is 30000, while the sum is 32.

The square root of 342255551 is about 18500.1500264187. The cubic root of 342255551 is about 699.4932052818.

The spelling of 342255551 in words is "three hundred forty-two million, two hundred fifty-five thousand, five hundred fifty-one".